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Contact Us Mitch Funahashi mailto:funahashi@hcl.co.jp HAYAKAWA & CO., LTD. 6-1 Kobunacho Nihonbashi Chuo-ku Tokyo #103-8350 Japan TEL: 03-3662-6778 FAX: 03-3662-1657 ｜ Boron ｜ Glass/Ceramics ｜ Electronics ｜ Plastics ｜ Fine chemicals｜ ｜ Corporate Profile｜ Contact Us｜ Home ｜